步天歌. (2009). 爱你，如果可以早一秒: I love you，if only it could have been earlier. 中国妇女出版社.
Chicago Style (17th ed.) Citation步天歌. 爱你，如果可以早一秒: I Love You，if only It Could Have Been Earlier. 中国妇女出版社, 2009.
MLA citiranje步天歌. 爱你，如果可以早一秒: I Love You，if only It Could Have Been Earlier. 中国妇女出版社, 2009.
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